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1426258-44-7

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1426258-44-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1426258-44-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,6,2,5 and 8 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1426258-44:
(9*1)+(8*4)+(7*2)+(6*6)+(5*2)+(4*5)+(3*8)+(2*4)+(1*4)=157
157 % 10 = 7
So 1426258-44-7 is a valid CAS Registry Number.

1426258-44-7Downstream Products

1426258-44-7Relevant articles and documents

In vitro antibacterial and antifungal activity of salicylanilide pyrazine-2-carboxylates

Kratky, Martin,Vinsova, Jarmila,Buchta, Vladimir

experimental part, p. 732 - 741 (2012/09/22)

The development of new antimicrobial agents for the treatment of infectious diseases remains challenging due to the increasing impact of antibiotic resistance. Since salicylanilides and esters of pyrazine-2-carboxylic acid have been described as potential antimicrobials, we have designed and synthesized a series of 2-(phenylcarbamoyl)phenyl pyrazine-2-carboxylates. These were evaluated in vitro for the activity against fungi and Gram-positive and Gram-negative bacteria. All derivatives showed significant antibacterial activity against Gram-positive strains (MIC ≥ 0.98 μmol/L) including methicillin-resistant Staphylococcus aureus. The most active molecule was 5-chloro-2-(3-chlorophenylcarbamoyl)phenyl pyrazine-2-carboxylate. With one exception these esters were at least partly active against fungi tested strains, in particular against mould strains (MIC ≥ 1.95 μmol/L). The most active antifungal agent overall proved to be 2-(4-bromophenylcarbamoyl)-4-chlorophenyl pyrazine-2-carboxylate.

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